The Potential Perils of Forest Carbon Contracts for Developing Countries: Cases from Africa Journal of Peasant Studies, Vol. 39, No. 2, pp. 551-572 24 Pages Posted: 24 May 2012
Acne in adult women is often hard to treat. One study showed that 80 percent of women prescribed antibiotics for acne receive no benefits from the drugs, Shinkai said. In these cases, the acne may stem from normal hormonal changes, such as those that occur around the menstrual cycle, or from a true hormonal disorder. For many of these women, medications that target hormones, rather than skin bacteria, would provide the most help, Shinkai said.
What Causes Adult Acne? There are many reasons you can break out as an adult. Stress or changes in your hormone levels, like menopause or switching or stopping birth control pills, are two possibilities. Some medications, including lithium, antiseizure drugs, and corticosteroids, can cause acne.